Tue, 08 Oct 2019 12:00:31 +0200
Initial import of the CO2 meter application.
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Initial import of the CO2 meter application.
Michiel Broek <mbroek@mbse.eu>
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1 | /* |
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2 | |
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3 | u8x8_d_ld7032_60x32.c |
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4 | Note: Flip Mode is NOT supported |
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5 | |
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6 | Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/) |
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7 | |
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8 | Copyright (c) 2016, olikraus@gmail.com |
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9 | All rights reserved. |
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10 | |
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11 | Redistribution and use in source and binary forms, with or without modification, |
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12 | are permitted provided that the following conditions are met: |
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13 | |
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14 | * Redistributions of source code must retain the above copyright notice, this list |
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15 | of conditions and the following disclaimer. |
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16 | |
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17 | * Redistributions in binary form must reproduce the above copyright notice, this |
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18 | list of conditions and the following disclaimer in the documentation and/or other |
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19 | materials provided with the distribution. |
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20 | |
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21 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
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22 | CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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23 | INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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24 | MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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25 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
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26 | CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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27 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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28 | NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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29 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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30 | CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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31 | STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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32 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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33 | ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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34 | |
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35 | */ |
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36 | |
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37 | |
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38 | #include "u8x8.h" |
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39 | |
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40 | |
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41 | /* testboard U8GLIB_LD7032_60x32 u8g(11, 12, 9, 10, 8); // SPI Com: SCK = 11, MOSI = 12, CS = 9, A0 = 10, RST = 8 (SW SPI Nano Board) */ |
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42 | /* http://www.seeedstudio.com/document/pdf/0.5OLED%20SPEC.pdf */ |
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43 | #ifdef OBSOLETE |
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44 | static const uint8_t u8x8_d_ld7032_60x32_init_seq_old[] = { |
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45 | |
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46 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
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47 | |
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48 | //U8X8_CA(0x002, 0x001), /* Dot Matrix Display ON */ |
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49 | U8X8_CA(0x014, 0x000), /* Stand-by OFF */ |
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50 | U8X8_CA(0x01a, 0x004), /* Dot Matrix Frame Rate, special value for this OLED from manual*/ |
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51 | U8X8_CA(0x01d, 0x000), /* Graphics Memory Writing Direction: reset default (right down, horizontal) */ |
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52 | U8X8_CA(0x009, 0x000), /* Display Direction: reset default (x,y: min --> max) */ |
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53 | U8X8_CAA(0x030, 0x000, 0x03b), /* Display Size X, Column Start - End*/ |
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54 | U8X8_CAA(0x032, 0x000, 0x01f), /* Display Size Y, Row Start - End*/ |
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55 | U8X8_CA(0x010, 0x000), /* Peak Pulse Width Set: 0 SCLK */ |
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56 | U8X8_CA(0x016, 0x000), /* Peak Pulse Delay Set: 0 SCLK */ |
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57 | U8X8_CA(0x012, 0x040), /* Dot Matrix Current Level Set: 0x050 * 1 uA = 80 uA */ |
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58 | U8X8_CA(0x018, 0x003), /* Pre-Charge Pulse Width: 3 SCLK */ |
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59 | U8X8_CA(0x044, 0x002), /* Pre-Charge Mode: Every Time */ |
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60 | U8X8_CA(0x048, 0x003), /* Row overlap timing: Pre-Charge + Peak Delay + Peak boot Timing */ |
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61 | U8X8_CA(0x03f, 0x011), /* VCC_R_SEL: ??? */ |
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62 | U8X8_CA(0x03d, 0x000), /* VSS selection: 2.8V */ |
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63 | //U8X8_CA(0x002, 0x001), /* Dot Matrix Display ON */ |
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64 | |
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65 | |
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66 | U8X8_END_TRANSFER(), /* disable chip */ |
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67 | U8X8_END() /* end of sequence */ |
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68 | }; |
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69 | #endif |
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70 | |
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71 | /* new sequence https://github.com/olikraus/u8g2/issues/865 */ |
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72 | static const uint8_t u8x8_d_ld7032_60x32_init_seq[] = { |
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73 | |
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74 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
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75 | |
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76 | U8X8_CA(0x02, 0x00), /* Dot Matrix Display OFF */ |
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77 | U8X8_CA(0x14, 0x00), /* Stand-by OFF, OSCA Start */ |
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78 | U8X8_CA(0x1a, 0x04), /* Dot Matrix Frame Rate, special value for this OLED from manual 4 => 120Hz*/ |
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79 | U8X8_CA(0x1d, 0x00), /* Graphics Memory Writing Direction: reset default (right down, horizontal) */ |
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80 | U8X8_CA(0x09, 0x00), /* Display Direction: reset default (x,y: min --> max) */ |
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81 | U8X8_CAA(0x30, 0x00, 0x3B), /* Display Size X, Column Start - End 0-0x3b(59)*/ |
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82 | U8X8_CAA(0x32, 0x00, 0x1F), /* Display Size Y, Row Start - End 0-0x1f(31)*/ |
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83 | U8X8_CA(0x34, 0x00), /* Data Reading/Writing Box X start */ |
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84 | U8X8_CA(0x35, 0x07), /* Data Reading/Writing Box X end */ |
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85 | U8X8_CA(0x36, 0x00), /* Data Reading/Writing Box Y start */ |
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86 | U8X8_CA(0x37, 0x1F), /* Data Reading/Writing Box Y end */ |
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87 | U8X8_CA(0x38, 0x00), /* Display Start Address X */ |
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88 | U8X8_CA(0x39, 0x00), /* Display Start Address Y */ |
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89 | U8X8_CA(0x10, 0x00), /* Peak Pulse Width Set: 0 SCLK */ |
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90 | U8X8_CA(0x16, 0x00), /* Peak Pulse Delay Set: 0 SCLK */ |
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91 | U8X8_CA(0x12, 0x40), /* 0x32, 0x50 or 0x40 Dot Matrix Current Level Set: 0x050 * 1 uA = 80 uA */ |
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92 | U8X8_CA(0x18, 0x03), /* Pre-Charge Pulse Width: 3 SCLK */ |
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93 | U8X8_CA(0x44, 0x02), /* Pre-Charge Mode: Every Time */ |
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94 | U8X8_CA(0x48, 0x03), /* Row overlap timing: Pre-Charge + Peak Delay + Peak boot Timing */ |
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95 | U8X8_CA(0x17, 0x00), /* Row Scan */ |
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96 | U8X8_CA(0x13, 0x00), /* Row Scan Sequence Setting */ |
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97 | U8X8_CA(0x1C, 0x00), /* Data Reverse */ |
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98 | U8X8_CA(0x3f, 0x11), /* VCC_R_SEL: Internal Regulator enabled(D4=1) and VCC_R=VCC_C*0.7(D0=1) */ |
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99 | U8X8_CA(0x3d, 0x00), /* VSS selection: 2.8V */ |
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100 | |
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101 | U8X8_END_TRANSFER(), /* disable chip */ |
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102 | U8X8_END() /* end of sequence */ |
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103 | }; |
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104 | |
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105 | static const uint8_t u8x8_d_ld7032_60x32_powersave0_seq[] = { |
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106 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
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107 | U8X8_CA(0x002, 0x001), /* Dot Matrix Display ON */ |
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108 | U8X8_END_TRANSFER(), /* disable chip */ |
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109 | U8X8_END() /* end of sequence */ |
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110 | }; |
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111 | |
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112 | static const uint8_t u8x8_d_ld7032_60x32_powersave1_seq[] = { |
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113 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
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114 | U8X8_CA(0x002, 0x000), /* Dot Matrix Display ON */ |
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115 | U8X8_END_TRANSFER(), /* disable chip */ |
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116 | U8X8_END() /* end of sequence */ |
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117 | }; |
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118 | |
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119 | static const uint8_t u8x8_d_ld7032_60x32_flip0_seq[] = { |
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120 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
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121 | U8X8_CA(0x009, 0x000), /* Display Direction: reset default (x,y: min --> max) */ |
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122 | U8X8_END_TRANSFER(), /* disable chip */ |
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123 | U8X8_END() /* end of sequence */ |
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124 | }; |
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125 | |
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126 | static const uint8_t u8x8_d_ld7032_60x32_flip1_seq[] = { |
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127 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
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128 | //U8X8_CA(0x009, 0x002), /* Display Direction: reset default (x,y: min --> max) */ |
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129 | U8X8_END_TRANSFER(), /* disable chip */ |
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130 | U8X8_END() /* end of sequence */ |
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131 | }; |
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132 | |
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133 | |
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134 | static uint8_t u8x8_d_ld7032_generic(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) |
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135 | { |
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136 | uint8_t x, c; |
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137 | uint8_t *ptr; |
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138 | switch(msg) |
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139 | { |
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140 | /* handled by the calling function |
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141 | case U8X8_MSG_DISPLAY_SETUP_MEMORY: |
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142 | u8x8_d_helper_display_setup_memory(u8x8, &u8x8_ld7032_60x32_display_info); |
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143 | break; |
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144 | */ |
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145 | case U8X8_MSG_DISPLAY_INIT: |
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146 | u8x8_d_helper_display_init(u8x8); |
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147 | u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_init_seq); |
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148 | break; |
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149 | case U8X8_MSG_DISPLAY_SET_POWER_SAVE: |
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150 | if ( arg_int == 0 ) |
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151 | u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_powersave0_seq); |
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152 | else |
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153 | u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_powersave1_seq); |
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154 | break; |
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155 | case U8X8_MSG_DISPLAY_SET_FLIP_MODE: |
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156 | if ( arg_int == 0 ) |
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157 | { |
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158 | u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_flip0_seq); |
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159 | u8x8->x_offset = u8x8->display_info->default_x_offset; |
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160 | } |
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161 | else |
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162 | { |
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163 | u8x8_cad_SendSequence(u8x8, u8x8_d_ld7032_60x32_flip1_seq); |
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164 | u8x8->x_offset = u8x8->display_info->flipmode_x_offset; |
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165 | } |
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166 | break; |
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167 | #ifdef U8X8_WITH_SET_CONTRAST |
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168 | case U8X8_MSG_DISPLAY_SET_CONTRAST: |
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169 | u8x8_cad_StartTransfer(u8x8); |
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170 | u8x8_cad_SendCmd(u8x8, 0x012 ); |
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171 | if ( arg_int > 0x07f ) /* default is 0x040, limit to 0x07f to be on the safe side (hopefully) */ |
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172 | arg_int= 0x07f; |
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173 | u8x8_cad_SendArg(u8x8, arg_int ); /* values from 0x00 to 0x0ff are allowed, bit will all values be safe??? */ |
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174 | u8x8_cad_EndTransfer(u8x8); |
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175 | break; |
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176 | #endif |
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177 | case U8X8_MSG_DISPLAY_DRAW_TILE: |
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178 | u8x8_cad_StartTransfer(u8x8); |
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179 | x = ((u8x8_tile_t *)arg_ptr)->x_pos; |
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180 | x += u8x8->x_offset/8; |
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181 | u8x8_cad_SendCmd(u8x8, 0x034 ); |
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182 | u8x8_cad_SendArg(u8x8, x ); |
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183 | u8x8_cad_SendCmd(u8x8, 0x035 ); |
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184 | u8x8_cad_SendArg(u8x8, 0x007 ); |
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185 | u8x8_cad_SendCmd(u8x8, 0x036 ); |
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186 | u8x8_cad_SendArg(u8x8, (((u8x8_tile_t *)arg_ptr)->y_pos)*8 ); |
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187 | u8x8_cad_SendCmd(u8x8, 0x037 ); |
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188 | u8x8_cad_SendArg(u8x8, 0x01f ); |
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189 | u8x8_cad_SendCmd(u8x8, 0x008 ); |
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190 | |
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191 | |
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192 | do |
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193 | { |
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194 | c = ((u8x8_tile_t *)arg_ptr)->cnt; |
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195 | ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr; |
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196 | u8x8_cad_SendData(u8x8, c*8, ptr); /* note: SendData can not handle more than 255 bytes */ |
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197 | arg_int--; |
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198 | } while( arg_int > 0 ); |
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199 | |
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200 | u8x8_cad_EndTransfer(u8x8); |
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201 | break; |
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202 | default: |
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203 | return 0; |
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204 | } |
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205 | return 1; |
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206 | } |
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207 | |
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208 | |
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209 | static const u8x8_display_info_t u8x8_ld7032_60x32_display_info = |
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210 | { |
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211 | /* chip_enable_level = */ 0, |
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212 | /* chip_disable_level = */ 1, |
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213 | |
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214 | /* post_chip_enable_wait_ns = */ 15, |
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215 | /* pre_chip_disable_wait_ns = */ 20, |
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216 | /* reset_pulse_width_ms = */ 100, |
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217 | /* post_reset_wait_ms = */ 100, |
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218 | /* sda_setup_time_ns = */ 30, /* 20ns, but cycle time is 60ns, so use 60/2 */ |
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219 | /* sck_pulse_width_ns = */ 30, /* 20ns, but cycle time is 60ns, so use 60/2 */ |
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220 | /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */ |
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221 | /* spi_mode = */ 0, /* active high, rising edge */ |
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222 | /* i2c_bus_clock_100kHz = */ 4, |
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223 | /* data_setup_time_ns = */ 20, |
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224 | /* write_pulse_width_ns = */ 40, |
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225 | /* tile_width = */ 8, |
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226 | /* tile_hight = */ 4, |
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227 | /* default_x_offset = */ 0, |
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228 | /* flipmode_x_offset = */ 0, |
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229 | /* pixel_width = */ 60, |
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230 | /* pixel_height = */ 32 |
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231 | }; |
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232 | |
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233 | uint8_t u8x8_d_ld7032_60x32(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) |
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234 | { |
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235 | if ( msg == U8X8_MSG_DISPLAY_SETUP_MEMORY ) |
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236 | { |
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237 | u8x8_d_helper_display_setup_memory(u8x8, &u8x8_ld7032_60x32_display_info); |
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Michiel Broek <mbroek@mbse.eu>
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238 | return 1; |
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239 | } |
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240 | return u8x8_d_ld7032_generic(u8x8, msg, arg_int, arg_ptr); |
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Michiel Broek <mbroek@mbse.eu>
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241 | } |
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Michiel Broek <mbroek@mbse.eu>
parents:
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242 | |
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Initial import of the CO2 meter application.
Michiel Broek <mbroek@mbse.eu>
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243 |